1.

Eight cells are connected in series to an external resistance of 4 ohms but one of the cells is connected in opposition. If the emf and internal resistance of each cell are 2 volts and 2 ohms respectively, the current in the resistor of 4 ohms will be:

A. 0.6
B. 0.75
C. 1.0
D. 2.0
Answer» B. 0.75


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